CN112103825B - Special earthing device for busbar in 10kV high-voltage switch cabinet - Google Patents
Special earthing device for busbar in 10kV high-voltage switch cabinet Download PDFInfo
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- CN112103825B CN112103825B CN202010849149.2A CN202010849149A CN112103825B CN 112103825 B CN112103825 B CN 112103825B CN 202010849149 A CN202010849149 A CN 202010849149A CN 112103825 B CN112103825 B CN 112103825B
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- rod
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- busbar
- switch cabinet
- clamping
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- 210000000078 claw Anatomy 0.000 claims abstract description 70
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 15
- 238000010586 diagram Methods 0.000 description 5
- 239000003351 stiffener Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B3/00—Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/16—Earthing arrangements
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Clamps And Clips (AREA)
- Handcart (AREA)
Abstract
The invention relates to a special grounding device for a busbar in a 10kV high-voltage switch cabinet, which comprises a movable frame, a positioning rod and a claw disc, wherein a chassis with universal wheels is arranged at the lower side of the movable frame, a vertical rod is arranged at the upper side of the chassis, a sliding cylinder is arranged at the outer side of the vertical rod and can slide up and down along the vertical rod, a clamping plate is arranged at the inner side of the sliding cylinder, the positioning rod is arranged in the clamping plate, the claw disc is arranged at the right end of the positioning rod, a connecting rod is arranged in the positioning rod, the connecting rod is connected with the claw disc through a pull ring, when the device is used, the movable frame is placed at the front side of the switch cabinet, the height and the distance of the positioning rod are adjusted to enable the positioning rod to correspond to the position of a fixed contact, the claw disc is tightened by rotating a rotating handle, the turntable is contacted with the fixed contact, the fixed contact with the claw disc is connected with a grounding wire, the fixed contact is safe grounded, the device is simple and convenient to use, manpower can be effectively saved, and safety accidents are reduced; the invention has the advantages of convenient use, safety, high efficiency, wide application range and good grounding effect.
Description
Technical Field
The invention belongs to the technical field of grounding of high-voltage switch cabinets, and particularly relates to a special grounding device for a busbar in a 10kV high-voltage switch cabinet.
Background
The 10kV high-voltage switch cabinet is important equipment in a power system, has functions of overhead incoming and outgoing lines, cable incoming and outgoing lines, bus connection and the like, is provided with a firm five-prevention interlocking device, is internally provided with buses and cables, is very convenient to operate and maintain, is added into the system in the cabinet continuously along with the increasing development of a power grid, is troublesome in safety measures when the switch cabinet is overhauled, can be grounded through the grounding trolley in a few substations provided with the grounding trolley, but often finds the problem that the grounding trolley is not universal in limited model, therefore, a certain side cabinet door of the switch cabinet is required to be disassembled, a sealing plate is opened for assembling and disassembling the grounding wire, the mode is complex in process, the grounding effect is poor, safety accidents are easy to cause, the safety and stable development of the power grid are influenced, and huge harm is caused to lives and national property safety of workers.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides the special grounding device for the busbar in the 10kV high-voltage switch cabinet, which is convenient to use, safe, efficient, wide in application range and good in grounding effect.
The purpose of the invention is realized in the following way: the special earthing device of female row in 10kV high tension switchgear, it is including removing frame, locating lever and claw dish, remove the frame downside and be provided with the chassis, chassis left and right sides be provided with the sill bar, the chassis downside be provided with the universal wheel, the chassis upside be provided with the montant, the montant outside be provided with a slide, the slide outside be provided with the clamp handle, the slide inboard be provided with the cardboard, the cardboard inside be provided with the draw-in groove, the inside slider that is provided with of draw-in groove, cardboard middle part and slider middle part be provided with the through-hole, the inside locating lever that is provided with of through-hole, the locating lever middle part be provided with the insulating cylinder, the insulating cylinder right-hand member be provided with the fixing base, the fixing base middle part be provided with the fixed slot, the fixing base right side be provided with the claw dish, the claw indicate the middle part and be provided with clamping A, the claw indicate the right side and be provided with clamping B, the insulating cylinder inside be provided with the cardboard, the inside be provided with the clamping rod, the clamping ring is provided with the connecting rod, the right side is provided with the pull ring, the connecting rod is provided with the pull ring, the right side is provided with the connecting rod, the connecting rod is provided with the pull ring, the right side.
The chassis front side be provided with the roof, the universal wheel be provided with the locking knot, montant downside be provided with the handle, montant top be provided with the kicking block.
The bottom rod inside be provided with the spacing groove, montant lower extreme be provided with the stopper.
Screw holes are formed in the sliding cylinder, a screw rod is arranged in the middle of the clamping handle, and a clamping block is arranged at the end of the screw rod.
The fixing groove inside be provided with the clamp, the claw indicate the left side and be provided with the fixed orifices, the claw indicate the middle part and be provided with the recess, the recess inside be provided with the spring.
The fixing seat is internally provided with internal threads, and the outer surface of the connecting rod is provided with external threads.
The right side of the pull ring is provided with an inductor.
The vertical rod is a cylinder, the positioning rod is a cylinder, and the limiting groove and the limiting block are in a T shape.
The claw disc and the patch are made of aluminum alloy, the top plate and the clamping block are made of insulating elastic rubber, and the insulating cylinder and the insulating rod are made of PVC plastic.
The number of the positioning rods is 3, and the number of the claw fingers is 3-5.
The invention has the beneficial effects that: the device adopts movable design, the chassis that has the universal wheel is provided with to the carriage downside, the chassis upside is provided with the montant, the montant passes through the stopper and connects in chassis spacing groove, the stopper can drive the montant and remove in the spacing groove, the montant outside is provided with the slide, the slide inboard is provided with the cardboard, the slide can drive the cardboard and slide along the montant, the cardboard is inside to be provided with the draw-in groove, the draw-in groove inside is provided with the slider, cardboard and slider inside are provided with the locating lever, the locating lever can follow the slider and remove in the spout in the slider, but through slide and slider adjustment locating lever height and interval, make it correspond with generating line stationary contact position, can make the device apply to the switch cabinet of different model stationary contacts, the locating lever middle part is provided with the insulating cylinder, the insulating cylinder right-hand member is provided with the fixing base, the fixing base right side is provided with the claw dish, the insulating cylinder is hollow structure, the insulating cylinder inside is provided with movable insulator spindle and connecting rod, the connecting rod right side is provided with the pull ring, through pull rod and claw outside the claw finger hinge, the connecting rod is through driving horizontal translation, can control claw dish and closure, so that the claw finger is followed closely to be connected with the slider in the spout, can send out the high-order to touch the ground wire, the safety alarm has the advantage is convenient and can be used to send out the safety alarm, the safety sensor when the safety sensor is used to the safety sensor.
Drawings
Fig. 1 is a side view of a special grounding device for a busbar in a 10kV high-voltage switchgear.
Fig. 2 is a top view of a special grounding device for a busbar in a 10kV high-voltage switch cabinet.
Fig. 3 is a front view of a clamping plate of the grounding device special for the busbar in the 10kV high-voltage switch cabinet.
Fig. 4 is a sectional view of the internal structure of the positioning rod of the grounding device special for the busbar in the 10kV high-voltage switch cabinet.
Fig. 5 is a schematic diagram of a clamping state of a claw disc of a grounding device special for a busbar in a 10kV high-voltage switch cabinet.
Fig. 6 is a connection structure diagram of a limiting block and a limiting groove of a special grounding device for a busbar in a 10kV high-voltage switch cabinet.
Fig. 7 is a connecting structure diagram of a sliding cylinder and a vertical rod of a grounding device special for a busbar in a10 kV high-voltage switch cabinet.
Fig. 8 is a connecting structure diagram of a sliding block and a sliding groove of a grounding device special for a busbar in a10 kV high-voltage switch cabinet.
Fig. 9 is a connecting rod and fixing seat connection structure diagram of a grounding device special for a busbar in a 10kV high-voltage switch cabinet.
Fig. 10 is a front view of the claw finger of the grounding device special for the busbar in the 10kV high-voltage switch cabinet.
In the figure: 1. the movable frame 2, the positioning rod 3, the claw disc 4, the chassis 5, the bottom rod 6, the top plate 7, the limit groove 8, the vertical rod 9, the limit block 10, the reinforcing rod 11, the handle 12, the top block 13, the sliding cylinder 14, the clamping handle 15, the screw hole 16, the screw rod 17, the clamping block 18, the clamping plate 19, the clamping groove 20, the sliding block 21, the through hole 22, the insulating cylinder 23, the insulating rod 24, the lantern ring 25, the rotating handle 26, the cross seat 27, the connecting rod 28, the fixing seat 29, the fixing groove 30, the claw finger 31, the clamping A32, the clamping B33, the patch 34, the clamping 35, the groove 36, the fixing hole 37, the spring 38, the internal thread 39, the external thread 40, the connecting block 41, the pull ring 42, the inductor 43, the ring clamp 44, the drawing rod 45, the grounding wire 46, the middle thread 47, the fixed contact 48, the bundling tube 49, the universal wheel 50 and the locking buckle.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-10, the special grounding device for the busbar in the 10kV high-voltage switch cabinet comprises a movable frame 1, a positioning rod 2 and a claw disc 3, wherein a chassis 4 is arranged at the lower side of the movable frame 1, a bottom rod 5 is arranged at the left side and the right side of the chassis 4, a universal wheel 49 is arranged at the lower side of the chassis 4, a vertical rod 8 is arranged at the upper side of the chassis 4, a sliding cylinder 13 is arranged at the outer side of the vertical rod 8, a clamping handle 14 is arranged at the outer side of the sliding cylinder 13, a clamping plate 18 is arranged at the inner side of the sliding cylinder 13, a clamping groove 19 is arranged in the clamping plate 18, a sliding block 20 is arranged in the clamping groove 19, through holes 21 are arranged in the middle of the clamping plate 18 and the sliding block 20, a positioning rod 2 is arranged in the through holes 21, an insulating cylinder 22 is arranged in the middle of the positioning rod 2, a fixed seat 28 is arranged at the right end of the insulating cylinder 22, the middle part of the fixed seat 28 is provided with a fixed groove 29, the right side of the fixed seat 28 is provided with a claw disk 3, the outer side of the claw disk 3 is provided with a claw finger 30, the middle part of the claw finger 30 is provided with a clamping A31, the right side of the claw finger 30 is provided with a clamping B32, the inside of the insulating cylinder 22 is provided with an insulating rod 23, the left side of the insulating rod 23 is provided with a rotating handle 25, the right side of the insulating rod 23 is provided with a connecting rod 27, the right end of the connecting rod 27 is provided with a connecting block 40, the outer side of the connecting block 40 is provided with a pull ring 41, the outer side of the pull ring 41 is provided with a ring clamp 43, a pull rod 44 is arranged between the clamping A31 and the ring clamp 43, the right side of the claw disk 3 is provided with a fixed contact 47, the lower side of the clamping B32 is provided with a patch 33, the outer side of the clamping B32 is provided with a grounding wire 45, the inside of the insulating rod 23 and the connecting rod 27 is provided with a middle hole 46, the rear side of the movable frame 1 is provided with a bundling pipe 48.
The front side of the chassis 4 is provided with a top plate 6, the universal wheels 49 are provided with locking buckles 50, the lower side of the vertical rod 8 is provided with a handle 11, and the top end of the vertical rod 8 is provided with a top block 12.
The bottom rod 5 inside be provided with spacing groove 7, montant 8 lower extreme be provided with stopper 9.
Screw holes 15 are formed in the sliding cylinder 13, a screw 16 is arranged in the middle of the clamping handle 14, and a clamping block 17 is arranged at the end of the screw 16.
The fixing groove 29 is internally provided with a clamp 34, the left side of the claw finger 30 is provided with a fixing hole 36, the middle part of the claw finger 30 is provided with a groove 35, and the groove 35 is internally provided with a spring 37.
The fixing seat 28 is internally provided with internal threads 38, and the outer surface of the connecting rod 27 is provided with external threads 39.
The right side of the pull ring 41 is provided with an inductor 42.
When the invention is used, the movable frame 1 is placed on the ground through the chassis 4, the lower side of the chassis 4 is provided with the universal wheel 49, the movable frame can move through the universal wheel 49, the inside of the bottom rod 5 is provided with the limit groove 7, the lower end of the vertical rod 8 is provided with the limit block 9, the limit block 9 can freely slide in the limit groove 7, the outside of the vertical rod 8 is provided with the sliding cylinder 13, the inside of the sliding cylinder 13 is provided with the screw hole 15, the inside of the screw hole 15 is provided with the clamping handle 14, the sliding cylinder 13 can slide up and down along the vertical rod 8, the clamping plate 18 with the clamping groove 19 is arranged on the inside of the sliding cylinder 13, the sliding block 20 is clamped in the clamping groove 19, the middle through holes 21 of the clamping plate 18 and the sliding block 20 are provided with the positioning rod 2, the middle part of the positioning rod 2 is provided with the insulating cylinder 22, the right end of the insulating cylinder 22 is provided with the fixing seat 28, the right side of the fixing seat 28 is provided with the claw disc 3, the insulating cylinder 22 is internally provided with an insulating rod 23 and a connecting rod 27, the left side of the insulating rod 23 is provided with a rotating handle 25, the outer surface of the connecting rod 27 is provided with an external thread 39, the external thread 39 is meshed with an internal thread 38 on the inner side of a fixed seat 28, the connecting rod 27 can be driven to move leftwards or rightwards by rotating the rotating handle 25 in different directions, the right end of the connecting rod 27 is provided with a connecting block 40, the outer side of the connecting block 40 is provided with a pull ring 41, the connecting block 40 can rotate in the pull ring 41, the outer side of the pull ring 41 is provided with a ring clamp 43, the ring clamp 43 is hinged with a clamp A31 through a pull rod 44, when the grounding operation is needed, the movable frame 1 is placed on the front side of a switch cabinet, the top plate 6 is contacted with the switch cabinet, the universal wheel 49 is locked by using a locking buckle 50, the positioning rod 2 is adjusted to be the same as the fixed contact 47, the rotating clamping handle 14 is fastened with the sliding cylinder 13, then the sliding block 20 is moved leftwards, the positioning rod 2 is the same as the fixed contact 47, then pushing the handle 11, pushing the vertical rod 8 to the direction of the switch cabinet through the sliding block 20 until the claw disc 3 is contacted with the fixed contact 47, rotating the rotating handle 25 after the claw disc 3 touches the fixed contact 47, driving the connecting rod 27 to rotate by the insulating rod 23, driving the pull ring 41 to move left by the connecting rod 27, tightening the claw disc 3, tightly attaching the patch 33 inside the claw disc 3 to the fixed contact 47, grounding the fixed contact 47 through the grounding wire 45 outside the clamping B32, and the invention has the advantages of convenient use, safety, high efficiency, wide application range and good grounding effect.
Example 2
As shown in fig. 1-10, the special grounding device for the busbar in the 10kV high-voltage switch cabinet comprises a movable frame 1, a positioning rod 2 and a claw disc 3, wherein a chassis 4 is arranged at the lower side of the movable frame 1, a bottom rod 5 is arranged at the left side and the right side of the chassis 4, a universal wheel 49 is arranged at the lower side of the chassis 4, a vertical rod 8 is arranged at the upper side of the chassis 4, a sliding cylinder 13 is arranged at the outer side of the vertical rod 8, a clamping handle 14 is arranged at the outer side of the sliding cylinder 13, a clamping plate 18 is arranged at the inner side of the sliding cylinder 13, a clamping groove 19 is arranged in the clamping plate 18, a sliding block 20 is arranged in the clamping groove 19, through holes 21 are arranged in the middle of the clamping plate 18 and the sliding block 20, a positioning rod 2 is arranged in the through holes 21, an insulating cylinder 22 is arranged in the middle of the positioning rod 2, a fixed seat 28 is arranged at the right end of the insulating cylinder 22, the middle part of the fixed seat 28 is provided with a fixed groove 29, the right side of the fixed seat 28 is provided with a claw disk 3, the outer side of the claw disk 3 is provided with a claw finger 30, the middle part of the claw finger 30 is provided with a clamping A31, the right side of the claw finger 30 is provided with a clamping B32, the inside of the insulating cylinder 22 is provided with an insulating rod 23, the left side of the insulating rod 23 is provided with a rotating handle 25, the right side of the insulating rod 23 is provided with a connecting rod 27, the right end of the connecting rod 27 is provided with a connecting block 40, the outer side of the connecting block 40 is provided with a pull ring 41, the outer side of the pull ring 41 is provided with a ring clamp 43, a pull rod 44 is arranged between the clamping A31 and the ring clamp 43, the right side of the claw disk 3 is provided with a fixed contact 47, the lower side of the clamping B32 is provided with a patch 33, the outer side of the clamping B32 is provided with a grounding wire 45, the inside of the insulating rod 23 and the connecting rod 27 is provided with a middle hole 46, the rear side of the movable frame 1 is provided with a bundling pipe 48.
For better effect, the front side of the chassis 4 is provided with a top plate 6, the universal wheels 49 are provided with locking buckles 50, the lower side of the vertical rod 8 is provided with a handle 11, the top end of the vertical rod 8 is provided with a top block 12, and the top block 12 can prevent the sliding cylinder 13 from falling out of the vertical rod 8.
For better effect, the bottom rod 5 inside be provided with spacing groove 7, montant 8 lower extreme be provided with stopper 9, spacing groove 7 and stopper 9 mutually support.
In order to achieve a better effect, a screw hole 15 is formed in the sliding cylinder 13, a screw rod 16 is arranged in the middle of the clamping handle 14, the screw hole 15 is meshed with the screw rod 16, a clamping block 17 is arranged at the end of the screw rod 16, and the clamping block 17 can tightly prop against the vertical rod 8.
For better effect, the fixing groove 29 is internally provided with a clamp 34, the left side of the claw finger 30 is provided with a fixing hole 36, the clamp 34 penetrates through the fixing hole 36 to fix the claw finger 30, the middle part of the claw finger 30 is provided with a groove 35, and the groove 35 is internally provided with a spring 37.
For better effect, the fixing base 28 is internally provided with an internal thread 38, the outer surface of the connecting rod 27 is provided with an external thread 39, and the internal thread 38 and the external thread 39 are mutually matched.
For better effect, the right side of the pull ring 41 is provided with an inductor 42.
For better effect, be provided with stiffener 10 between montant 8 and stopper 9, stiffener 10 can strengthen the device fastness.
For better effect, a collar 24 is arranged between the insulating cylinder 22 and the insulating rod 23 to prevent the insulating cylinder 22 and the insulating rod 23 from being damaged due to excessive friction.
For better effect, the vertical rod 8 is a cylinder, the positioning rod 2 is a cylinder, and the limiting groove 7 and the limiting block 9 are in a T shape.
For better effect, the claw disc 3 and the patch 33 are made of aluminum alloy, the aluminum alloy has good conductivity, the top plate 6 and the clamping block 17 are made of insulating elastic rubber, the insulating cylinder 22 and the insulating rod 23 are made of PVC plastic, and the PVC plastic has excellent insulating property.
For better effect, the number of the positioning rods 2 is 3, corresponding to 3 fixed contacts 47, and the number of the claw fingers 30 is 3-5.
When the invention is used, the movable frame 1 is placed on the ground through the chassis 4, the universal wheels 49 are arranged on the lower side of the chassis 4, the movement is convenient, the top plate 6 is arranged on the front side of the chassis 4, the limit groove 7 is arranged in the bottom rod 5, the limit block 9 is arranged at the lower end of the vertical rod 8, the limit block 9 can freely slide in the limit groove 7, the sliding cylinder 13 is arranged on the outer side of the vertical rod 8, the screw hole 15 is arranged in the sliding cylinder 13, the clamping handle 14 is arranged in the screw hole 15, the sliding cylinder 13 can slide up and down along the vertical rod 8, the clamping plate 18 with the clamping groove 19 is arranged on the inner side of the sliding cylinder 13, the sliding block 20 is clamped in the clamping groove 19, the positioning rod 2 is arranged in the middle through hole 21 of the clamping plate 18 and the sliding block 20, the insulating cylinder 22 is arranged in the middle of the positioning rod 2, the fixed seat 28 is arranged at the right end of the insulating cylinder 22, the clamp 34 is arranged in the fixed groove 29, the claw finger 30 is fixed on the fixed seat 28 through the clamp 34, the patch 33 is arranged at the lower side of the clamp B32, the patch 33 can increase the contact area between the claw finger 30 and the static contact 47, the conductivity of the claw disc 3 is enhanced, the insulating rod 23 and the connecting rod 27 are arranged in the insulating cylinder 22, the middle parts of the insulating rod 23 and the connecting rod 27 are provided with a middle hole 46, the ground wire 45 is convenient to pass through, the left side of the insulating rod 23 is provided with the rotating handle 25, the outer surface of the connecting rod 27 is provided with the external thread 39, the external thread 39 is meshed with the internal thread 38 at the inner side of the fixed seat 28, the connecting rod 27 can be driven to move leftwards or rightwards by rotating the rotating handle 25 in different directions, the right end of the connecting rod 27 is provided with the connecting block 40, the outer side of the connecting block 40 is provided with the pull ring 41, the connecting block 40 can rotate in the pull ring 41, the ring clamp 43 is hinged with the clamp A31 through the pull rod 44, when the grounding operation is needed, the moving frame 1 is placed at the front side of the switch cabinet, the top plate 6 is contacted with the switch cabinet, the universal wheel 49 is locked by using the locking buckle 50 to prevent the moving frame 1 from moving, at the moment, the claw disk 3 is in an expanded state, the sliding cylinder 13 is unscrewed by the clamping handle 14, the positioning rod 2 is adjusted to be the same as the fixed contact 47 in height, the clamping handle 14 is rotated to fasten the sliding cylinder 13, the sliding block 20 is moved to enable the spacing between the positioning rod 2 and the fixed contact 47 to be the same, then the handle 11 is pushed, the vertical rod 8 is pushed towards the direction of the switch cabinet by the sliding block 20 until the claw disk 3 is contacted with the fixed contact 47, the inductor 42 is arranged at the inner side of the pull ring 41, if the fixed contact 47 is in a charged state, the inductor 42 gives an alarm to remind a worker, after the claw disk 3 touches the fixed contact 47, the left cross seat 26 of the rotating handle 25 is rotated, the insulating rod 23 drives the connecting rod 27 to rotate, the connecting rod 27 drives the pull ring 41 to move left, the claw disc 3 is tightened, the patch 33 in the claw disc 3 is tightly attached to the fixed contact 47, the fixed contact 47 carries out grounding treatment through the grounding wire 45 at the outer side of the clamp B32, the spring 37 at the outer side of the claw finger 30 can provide certain tightening force, the claw disc 3 is in closer contact with the fixed contact 47, the rotating handle 25 is reversely rotated after the claw disc is used, the connecting rod 27 drives the pull ring 41 to move rightwards, the claw disc 3 is expanded, the locking buckle 50 is opened, the movable frame 1 is translated backwards, the vertical rod 8 is moved to a safe position, and the positioning rod 2 is reset.
Claims (10)
1.10KV high tension switchgear internal busbar special earthing device, it includes removal frame, locating lever and claw dish, its characterized in that: the utility model provides a change frame downside be provided with the chassis, chassis left and right sides be provided with the sill bar, the chassis downside be provided with the universal wheel, the chassis upside be provided with the montant, the montant outside be provided with the slide, the slide outside be provided with the clamp handle, the slide inboard be provided with the cardboard, the cardboard inside be provided with the draw-in groove, the draw-in groove inside be provided with the slider, cardboard middle part and slider middle part be provided with the through-hole, the inside locating lever that is provided with of through-hole, the locating lever middle part be provided with the insulating cylinder, insulating cylinder right-hand member be provided with the fixing base, the fixing base middle part be provided with the fixed slot, the fixing base right side be provided with the claw dish, the claw dish outside be provided with the claw and indicate, the claw indicate the middle part be provided with clamping A, the claw indicate the right side and be provided with clamping B, the insulating cylinder inside be provided with the insulating rod, the clamping rod left side be provided with the change the handle, insulating rod right side be provided with the slider, clamping ring B, the clamping ring is provided with the connecting rod outside, the clamping ring is provided with the connecting rod B, the clamping ring is provided with the clamping ring B, the clamping ring is provided with the connecting rod outside, the connecting rod is provided with the clamping ring B.
2. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 1, wherein: the chassis front side be provided with the roof, the universal wheel be provided with the locking knot, montant downside be provided with the handle, montant top be provided with the kicking block.
3. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 1, wherein: the bottom rod inside be provided with the spacing groove, montant lower extreme be provided with the stopper.
4. The special grounding device for the busbar in the 10kV high-voltage switch cabinet as claimed in claim 2, wherein: screw holes are formed in the sliding cylinder, a screw rod is arranged in the middle of the clamping handle, and a clamping block is arranged at the end of the screw rod.
5. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 1, wherein: the fixing groove inside be provided with the clamp, the claw indicate the left side and be provided with the fixed orifices, the claw indicate the middle part and be provided with the recess, the recess inside be provided with the spring.
6. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 1, wherein: the fixing seat is internally provided with internal threads, and the outer surface of the connecting rod is provided with external threads.
7. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 1, wherein: the right side of the pull ring is provided with an inductor.
8. A special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 3, wherein: the vertical rod is a cylinder, the positioning rod is a cylinder, and the limiting groove and the limiting block are in a T shape.
9. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 4, wherein: the claw disc and the patch are made of aluminum alloy, the top plate and the clamping block are made of insulating elastic rubber, and the insulating cylinder and the insulating rod are made of PVC plastic.
10. The special grounding device for a busbar in a 10kV high-voltage switch cabinet as claimed in claim 1, wherein: the number of the positioning rods is 3, and the number of the claw fingers is 3-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010849149.2A CN112103825B (en) | 2020-08-21 | 2020-08-21 | Special earthing device for busbar in 10kV high-voltage switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010849149.2A CN112103825B (en) | 2020-08-21 | 2020-08-21 | Special earthing device for busbar in 10kV high-voltage switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112103825A CN112103825A (en) | 2020-12-18 |
| CN112103825B true CN112103825B (en) | 2024-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010849149.2A Active CN112103825B (en) | 2020-08-21 | 2020-08-21 | Special earthing device for busbar in 10kV high-voltage switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112103825B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116722380B (en) * | 2023-08-03 | 2023-11-21 | 三峡金沙江云川水电开发有限公司 | Electric equipment grounding device of hydropower plant |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104901038A (en) * | 2015-06-03 | 2015-09-09 | 国家电网公司 | Special-purpose grounding device for 35kV and 10kV switchgears |
| CN106384961A (en) * | 2016-11-12 | 2017-02-08 | 上海天灵开关厂有限公司 | Gas insulated bus grounding device |
| JP6134412B1 (en) * | 2016-03-18 | 2017-05-24 | 日本システム開発株式会社 | Grounding device with detection device and clip device |
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